EP2782290A4 - Method, system and apparatus for implementing hybrid networking of multiple clock synchronization technologies - Google Patents

Method, system and apparatus for implementing hybrid networking of multiple clock synchronization technologies

Info

Publication number
EP2782290A4
EP2782290A4 EP12849733.6A EP12849733A EP2782290A4 EP 2782290 A4 EP2782290 A4 EP 2782290A4 EP 12849733 A EP12849733 A EP 12849733A EP 2782290 A4 EP2782290 A4 EP 2782290A4
Authority
EP
European Patent Office
Prior art keywords
clock synchronization
multiple clock
hybrid networking
implementing hybrid
synchronization technologies
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
EP12849733.6A
Other languages
German (de)
French (fr)
Other versions
EP2782290A1 (en
Inventor
Junhui Zhang
Hongguang Zhao
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZTE Corp
Original Assignee
ZTE Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZTE Corp filed Critical ZTE Corp
Publication of EP2782290A1 publication Critical patent/EP2782290A1/en
Publication of EP2782290A4 publication Critical patent/EP2782290A4/en
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
    • H04J3/0641—Change of the master or reference, e.g. take-over or failure of the master
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
    • H04J3/0658—Clock or time synchronisation among packet nodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
    • H04J3/0658—Clock or time synchronisation among packet nodes
    • H04J3/0661—Clock or time synchronisation among packet nodes using timestamps
    • H04J3/0667—Bidirectional timestamps, e.g. NTP or PTP for compensation of clock drift and for compensation of propagation delays

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
EP12849733.6A 2011-11-15 2012-10-19 Method, system and apparatus for implementing hybrid networking of multiple clock synchronization technologies Ceased EP2782290A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201110362008.9A CN103107876B (en) 2011-11-15 2011-11-15 A kind of method and system and device of multi-clock simultaneous techniques mixed networking
PCT/CN2012/083200 WO2013071807A1 (en) 2011-11-15 2012-10-19 Method, system and apparatus for implementing hybrid networking of multiple clock synchronization technologies

Publications (2)

Publication Number Publication Date
EP2782290A1 EP2782290A1 (en) 2014-09-24
EP2782290A4 true EP2782290A4 (en) 2014-11-05

Family

ID=48315464

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12849733.6A Ceased EP2782290A4 (en) 2011-11-15 2012-10-19 Method, system and apparatus for implementing hybrid networking of multiple clock synchronization technologies

Country Status (3)

Country Link
EP (1) EP2782290A4 (en)
CN (1) CN103107876B (en)
WO (1) WO2013071807A1 (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103929294B (en) * 2014-05-05 2017-09-12 浙江大学 A kind of clock system and synchronous method
CN103986791A (en) * 2014-06-06 2014-08-13 浪潮电子信息产业股份有限公司 Rapid internal cluster node time synchronization method
CN106301647B (en) * 2015-06-05 2019-04-19 中兴通讯股份有限公司 A kind of method and device for realizing alternately BMC
CN107667491B (en) * 2015-06-10 2019-07-19 诺基亚通信公司 Enhance the method, apparatus and computer-readable medium of the synchronization in computer network
CN106301648B (en) * 2015-06-29 2018-10-09 华为技术有限公司 Clock synchronizer controller, the method and system for determining clock synchronization link
CN105634637A (en) * 2015-12-22 2016-06-01 大唐电信（成都）信息技术有限公司 PTP and SYNC-E fused time-frequency synchronization method
CN107734628B (en) * 2016-08-10 2019-12-20 电信科学技术研究院 Information processing method and device in communication system
CN108134644B (en) * 2016-12-01 2019-10-22 中国移动通信有限公司研究院 Synchronous method, device, synchronizer and system
CN108632980B (en) * 2017-03-23 2019-12-20 电信科学技术研究院 Synchronization method and terminal
CN107645353B (en) * 2017-10-24 2019-05-21 航天银山电气有限公司 A kind of intelligent substation network analyzing apparatus of doubleclocking system
CN108282243B (en) * 2017-12-28 2019-06-07 清华大学 A kind of clock source reliability guarantee method suitable for master-slave mode method for synchronizing time
CN108259108B (en) * 2018-01-26 2019-09-27 郑州云海信息技术有限公司 A kind of homologous clock system of multi node server redundancy and clock selection method
WO2021009923A1 (en) * 2019-07-18 2021-01-21 日本電信電話株式会社 Time synchronization device, time synchronization method, and program
CN110958504A (en) * 2019-12-13 2020-04-03 中国电子科技集团公司第五十四研究所 High-stability high-reliability time frequency network implementation method based on optical fiber ring network architecture
CN111245549A (en) * 2020-01-15 2020-06-05 Ut斯达康通讯有限公司 Network equipment and method for supporting synchronization of multiple PTP domains
CN111355569B (en) * 2020-02-27 2024-01-09 华云数据控股集团有限公司 Time synchronization method, device, system, node and readable storage medium
CN111698052B (en) * 2020-06-12 2023-04-07 四川革什扎水电开发有限责任公司 Homologous time synchronization system crossing power safety zone
CN112637945B (en) * 2020-12-17 2022-12-06 江苏省未来网络创新研究院 Method and system for synchronizing industrial internet clock
CN114980181A (en) * 2021-02-27 2022-08-30 华为技术有限公司 Clock synchronization method and device and bearer network equipment
CN114362874B (en) * 2022-03-21 2022-08-12 北京国科天迅科技有限公司 Master clock equipment determining method and device, electronic equipment and storage medium
CN115102660B (en) * 2022-08-26 2022-11-04 深圳市英特瑞半导体科技有限公司 Method, device, equipment and storage medium for breaking based on synchronous Ethernet
CN115622654B (en) * 2022-12-12 2024-01-30 南京芯驰半导体科技有限公司 Clock synchronization method, root node, child node and daisy chain chip system

Citations (4)

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Publication number Priority date Publication date Assignee Title
EP1583266A2 (en) * 2004-03-31 2005-10-05 Tellabs Denmark A/S Synchronisation for TDM services in packet networks
US20110158120A1 (en) * 2009-12-28 2011-06-30 Fujitsu Limited Node device
US20110200051A1 (en) * 2010-02-17 2011-08-18 Daniel Rivaud Ethernet network synchronization systems and methods
US20110261917A1 (en) * 2010-04-21 2011-10-27 Lsi Corporation Time Synchronization Using Packet-Layer and Physical-Layer Protocols

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US7483450B1 (en) * 2002-03-08 2009-01-27 Nortel Networks Limited Method and system for link-based clock synchronization in asynchronous networks
FR2939587B1 (en) * 2008-12-09 2011-04-08 Alcatel Lucent CLOCK FOR A NODE OF A PACKET SWITCHING NETWORK AND ASSOCIATED SYNCHRONIZATION METHOD.
US7991016B2 (en) * 2009-01-06 2011-08-02 Alcatel-Lucent Usa Inc. High availability clock synchronization and distribution for mobile backhaul networks
PL2502372T3 (en) * 2009-11-19 2018-01-31 Ericsson Telefon Ab L M Configuration of synchronisation network
CN102098194B (en) * 2009-12-10 2014-02-05 中兴通讯股份有限公司 Method and system for realizing time synchronization in local area network

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1583266A2 (en) * 2004-03-31 2005-10-05 Tellabs Denmark A/S Synchronisation for TDM services in packet networks
US20110158120A1 (en) * 2009-12-28 2011-06-30 Fujitsu Limited Node device
US20110200051A1 (en) * 2010-02-17 2011-08-18 Daniel Rivaud Ethernet network synchronization systems and methods
US20110261917A1 (en) * 2010-04-21 2011-10-27 Lsi Corporation Time Synchronization Using Packet-Layer and Physical-Layer Protocols

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
DINH THAI BUI ET AL: "Dual and hybrid PTP modules", PRECISION CLOCK SYNCHRONIZATION FOR MEASUREMENT CONTROL AND COMMUNICATION (ISPCS), 2011 INTERNATIONAL IEEE SYMPOSIUM ON, IEEE, 12 September 2011 (2011-09-12), pages 31 - 37, XP031974492, ISBN: 978-1-61284-893-8, DOI: 10.1109/ISPCS.2011.6070141 *
MICHEL LE PALLEC ALCATEL LUCENT FRANCE: "Requirements request for the frequency delivery within a SyncE/PTPV2/SyncE migration scheme", ITU-T DRAFT ; STUDY PERIOD 2009-2012, INTERNATIONAL TELECOMMUNICATION UNION, GENEVA ; CH, vol. 13/15, 11 April 2011 (2011-04-11), pages 1 - 4, XP044042670 *
MICHEL OUELLETTE ET AL: "Using IEEE 1588 and boundary clocks for clock synchronization in telecom networks", IEEE COMMUNICATIONS MAGAZINE, IEEE SERVICE CENTER, PISCATAWAY, US, vol. 49, no. 2, 1 February 2011 (2011-02-01), pages 164 - 171, XP011334692, ISSN: 0163-6804, DOI: 10.1109/MCOM.2011.5706325 *
See also references of WO2013071807A1 *

Also Published As

Publication number Publication date
EP2782290A1 (en) 2014-09-24
CN103107876A (en) 2013-05-15
WO2013071807A1 (en) 2013-05-23
CN103107876B (en) 2018-05-01

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